Night Sky Alert
Tonight in Yanji, China · More in China →
30 OUT OF 100

MaybeYanji night sky · Sat, Oct 17, dark 17:38–4:36 GMT+8

  • Aurora unlikely. Tonight's forecast peaks at Kp 2.0. From here you'd usually need about Kp 9, which takes a rare, extreme storm.
  • Space station passes at 3:58, up to 62° high, moving SW → NE. It looks like a bright, steady star that crosses the sky in a few minutes.
  • Moon 38% lit (Waxing Crescent), above the horizon for 27% of the dark hours.
  • Clouds: about 47% effective cover during dark hours.

Updated 11 min ago. Times in Asia/Shanghai (GMT+8).

Clouds tonight
15:00clouds, % of sky5:00
Aurora reach
Kp 9+ needed
Magnetic latitude 37.8° N, too far from either auroral zone in all but the rarest storms. Tonight's forecast peak: Kp 2.0. Live map →
Moon
38% lit
Waxing Crescent. Up for 27% of dark hours.
Next meteor peak
Orionids
Peak night Oct 21–22 · Moon 82% lit

Next visible space station passes

When (GMT+8)HighestPath
Sun, Oct 18, 3:5562°SW → NE

Visible passes only: station sunlit, your sky dark. Computed from CelesTrak orbital data.

Launches within view

No scheduled launches within 1,000 km in the next week or so.

Free alerts

Get a heads-up when it's worth going out

One email when your sky is genuinely worth it: an aurora within reach, a launch you can see, a clear peak night. Nothing on ordinary nights. We'll confirm your address first, and you can unsubscribe in one click.

Nearby

Yanji, China · 42.89°, 129.50° · population 326,957 (GeoNames). The score is an estimate; here's how it's made.